UNIT 10 LEI

Scientists did not investigate the __________because they had no founding.

• challenge

• connection

• phenomenon

• breakthrough

Scientists did not notice a _______ between cars and climate change.

• connection

• solution

• research

• challenge

Find out something important:

• provide insight

• face a challenge

• make a discovery

• provide a solution

Prepare to do something that is new and difficult:

• carry out research

• provide a solution

• notice a phenomenon

• face a challenge

Find out something important after working a long time:

• make a breakthrough

• make a connection

• gain knowledge

• face a challenge

Study something formally:

• make a connection

• face a challenge

• provide a solution

• carry out research

Join things together

• make a discovery

• make a breakthrough

• make a connection

• gain knowledge

If the ice cream ____ _______, he wouldn´t have eaten it.

• hadn´t melted

• hadn´t melt

• haven´t melt

• haven´t melted

If I _____ ______ on vacation to London, I would have never met my best friend.

• haven´t went

• hadn´t went

• haven´t gone

• hadn’t gone

I _______ ______ ______ late if I hadn´t had an accident on the way.

• wouldn’t have arrive

• wouldn’t had arrived

• wouldn’t have arrived

• wouldn’t had arrive